Home / 123,844.76-170,902.24-70,134.92

Finding the Fourth Proportional to 123,844.76, 170,902.24 and 70,134.92

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Solution

The fourth proportional to 123,844.76, 170,902.24 and 70,134.92 is: 96,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,844.76 : 170,902.24 = 70,134.92 : x
  2. Step 2: Convert to fraction form
    123,844.76/170,902.24 = 70,134.92/x
  3. Step 3: Cross multiply
    123,844.76x = 170,902.24 × 70,134.92
  4. Step 4: Simplify right side
    123,844.76x = 11,986,214,930.22
  5. Step 5: Solve for x
    x = 11,986,214,930.22/123,844.76
  6. Step 6: Final answer
    x = 96,784.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.